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Finding the Fourth Proportional to 62,465.80, 93,633.90 and 34,342.60

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Solution

The fourth proportional to 62,465.80, 93,633.90 and 34,342.60 is: 51,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,465.80 : 93,633.90 = 34,342.60 : x
  2. Step 2: Convert to fraction form
    62,465.80/93,633.90 = 34,342.60/x
  3. Step 3: Cross multiply
    62,465.80x = 93,633.90 × 34,342.60
  4. Step 4: Simplify right side
    62,465.80x = 3,215,631,574.14
  5. Step 5: Solve for x
    x = 3,215,631,574.14/62,465.80
  6. Step 6: Final answer
    x = 51,478.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.